Fixed start_time to beginning of the hour

Author: NA2047

mmv1/products/memorystore/Instance.yaml

@@ -157,8 +157,8 @@ properties:
             output: true
   - name: 'automatedBackupConfig'
     type: NestedObject
-    default_from_api: true
     description: "The automated backup config for a instance."
+    default_from_api: true
     properties:
       - name: 'automatedBackupMode'
         type: Enum

mmv1/third_party/terraform/services/memorystore/resource_memorystore_instance_test.go

@@ -104,9 +104,9 @@ resource "google_memorystore_instance" "test-abc" {
    fixed_frequency_schedule {
     start_time {
       hours                      = 20
-      minutes                    = 30
-      seconds                    = 50
-      nanos                      = 2
+      minutes                    = 0
+      seconds                    = 0
+      nanos                      = 0
     }
    }
   }